package com.atguigu.ware.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.support.converter.AbstractMessageConverter;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * description: MyRabbitConfig
 * date: 2022/12/28 21:58
 * author: MR.孙
 */
@Configuration
public class MyRabbitConfig {

    @Bean
    public AbstractMessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Exchange stockEventExchange(){
        //String name, boolean durable, boolean autoDelete, Map<String, Object> arguments
        return new TopicExchange("stock-event-exchange", true, false);
    }


    @Bean
    public Queue stockReleaseStockQueue(){
        //String name, boolean durable, boolean exclusive, boolean autoDelete,
        // 			@Nullable Map<String, Object> arguments
        return new Queue("stock.release.stock.queue",true,false,false,null);
    }

    @Bean
    public Queue stockDelayQueue(){
        Map<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", "stock-event-exchange");
        arguments.put("x-dead-letter-routing-key", "stock.release");
        arguments.put("x-message-ttl", 120000);
        return new Queue("stock.delay.queue",true,false,false,arguments);
    }

    @Bean
    public Binding stockReleaseBinding(){
        //String destination, DestinationType destinationType, String exchange, String routingKey,
        // 			@Nullable Map<String, Object> arguments
        return new Binding("stock.release.stock.queue", Binding.DestinationType.QUEUE,
                "stock-event-exchange", "stock.release.#", null);
    }

    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.delay.queue", Binding.DestinationType.QUEUE,
                "stock-event-exchange", "stock.locked", null);
    }


}
